Add DeliveryAdminWindow

Elwig/Models/Modifier.cs

@@ -1,4 +1,5 @@
 using Microsoft.EntityFrameworkCore;
+using System;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace Elwig.Models {
@@ -38,5 +39,12 @@ namespace Elwig.Models {
         [ForeignKey("Year")]
         public virtual Season Season { get; private set; }
 
+        public string ValueStr => (Abs != null) ?
+            $"{(Abs < 0 ? " -" : "+")}{Math.Abs(Abs.Value)} {Season.Currency.Symbol}/kg" :
+            $"{(Rel < 0 ? " -" : "+")}{Math.Abs(Rel.Value):P2}";
+
+        public override string ToString() {
+            return Name;
+        }
     }
 }